package com.itheima.Dao.impl;

import com.itheima.Dao.StudentDao;

public class StudentDaoompl implements StudentDao {
    public void setSd(StudentDao sd) {
        this.sd = sd;
    }

    private StudentDao sd;

    @Override
    public void save() {
        System.out.println("这是实现StudentDao方法");
    }
}
